2053866742 has 16 divisors (see below), whose sum is σ = 3219793920. Its totient is φ = 980742312.

The previous prime is 2053866721. The next prime is 2053866743. The reversal of 2053866742 is 2476683502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053866743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5142 + ... + 64297.

It is an arithmetic number, because the mean of its divisors is an integer number (201237120).

Almost surely, 2^2053866742 is an apocalyptic number.

2053866742 is a deficient number, since it is larger than the sum of its proper divisors (1165927178).

2053866742 is a wasteful number, since it uses less digits than its factorization.

2053866742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70107.

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 2053866742 is about 45319.6065958212. The cubic root of 2053866742 is about 1271.1322991180.

The spelling of 2053866742 in words is "two billion, fifty-three million, eight hundred sixty-six thousand, seven hundred forty-two".